| A | B |
| Adolf Hitler | Austrian-born German politician and leader of the Nazi Party. |
| Al Capone | Gangster who led a prohibition era crime syndicate. |
| Amelia Earhart | Female pilot who set many aviation records before disappearing in an attempt to circumnavigate the globe. |
| Andrew Carnegie | Scottish immigrant that became captain of the steel industry. |
| Babe Ruth | Baseball player who hit 714 homeruns in his career. |
| Black Jack Pershing | Led African-Americans in Cuba and U.S. general in World War I. |
| Booker T. Washington | Former slave who believed in slow progress for African-Americans. |
| Charles Lindberg | First pilot to fly solo, non-stop across the Atlantic Ocean. |
| Douglas MacArthur | U.S. General who led the Philippines Campaign against the Japanese. |
| Dwight D. Eisenhower | Five-star general who coordinated the Allied invasion of Europe. |
| Eugene Debs | A founding member of labor unions and a presidential candidate for the Socialist Party of America. |
| Franklin D. Roosevelt | U.S. President during the Great Depression and World War II. |
| Franz Ferdinand | The Archduke of the Austro-Hungarian Empire who was assassinated. |
| Gavrilo Princep | Bosnian Serb who assassinated the Archduke Franz Ferdinand. |
| George Custer | U.S. Calvary commander who was killed in the Indian Wars. |
| George Dewey | Admiral of the U.S. Navy who defeated the Spanish in Manila Bay. |
| Henry Bessemer | Developed a new and more efficient process for making steel. |
| Henry Ford | Industrialist who used the assembly line to mass produce cars. |
| Ida Tarbell | Muckraker who wrote the History of the Standard Oil Company. |
| J.P. Morgan | American financier and banker who bought U.S. Steel from Andrew Carnegie. |
| Jacob Riis | Muckraker who photographed the urban poor of New York City. |
| James J. Braddock | A boxer who was labeled "cinderella man" during the Great Depression. |
| Jane Adams | Founder of the Chicago settlement house – Hull House. |
| John D. Rockefeller | Founder of the Standard Oil Company. |
| Joseph Stalin | Leader of the Soviet Union during World War II. |
| Karl Marx | A German philosopher who developed the theory of socialism and communism. |
| Sitting Bull | Defeated U.S. Calvary soldiers in the Battle of the Little Big Horn. |
| Teddy Roosevelt | Led U.S. troops in Cuba and the President during the Progressive Era. |
| Thomas Edison | Inventor who developed the first long-lasting, practical light bulb. |
| Upton Sinclair | Muckraking journalist who wrote The Jungle. |
| Vladimir Lenin | Russian Marxist revolutionary and founder of the Soviet Union. |
| W.E.B. DuBois | Harvard graduate who wanted swift progress for African-Americans. |
| Winston Churchill | The inspirational leader of Great Britain during WWII. |
| Woodrow Wilson | U.S. President during World War I who issued the Fourteen Points. |
| Wyatt Earp | Participated in the gunfight at the O.K. Coral. |